Express 3/4 Ton Van V6-4.3L VIN W (1998)
Crankshaft Main Bearing Seal: Service and Repair
Crankshaft Rear Oil Seal and Housing Replacement
REMOVAL PROCEDURE
1. Remove the oil pan.
IMPORTANT: Do not remove the crankshaft rear oil seal housing if only replacing the crankshaft rear oil seal.
2. Remove the transmission assembly.
3. Remove the flywheel.
4. Remove the three bolts and the one nut holding the crankshaft rear oil seal housing to the engine.
5. Remove the crankshaft rear oil seal housing.
